H - Electricity – 01 – R
Patent
H - Electricity
01
R
H01R 13/533 (2006.01) H01R 13/52 (2006.01) H01R 13/625 (2006.01)
Patent
CA 2184870
A plug connector is provided, in particular for the connection of measuring instruments, which is to be connected to a plug having three flat elongated contact pins, a flat elongated protective contact pin and a threaded hole arranged in its center, said plug connector having a low maximum cross-sectional area and a high tightness. This plug connector comprises a housing (1) partly forming a cone (11), a hollow cylinder (12) which is molded onto the cone (11) on the side facing away from the plug and has an external thread (121), a nut (5) screwed onto the hollow cylinder (12), a sealing element (4) which completely fills the hollow cylinder (12) and the nut (5), a four-way cable (3) which penetrates the nut (5) and the sealing element (4) in the axial direc- tion, a groove (14), arranged on the side of the housing (1) facing toward the plug, to accommodate a seal (6), a ring (15) which is molded on the cone (11) on the side facing toward the plug and encloses the plug coaxially at the end, and a contact insert (2) arranged in the housing (1), in which four flat contact clamps, to which the ways of the cable (3) are connected, are arranged in a countersunk fashion, which contact insert has a central axial hole (27) in which a screw (7) for securing the plug connector on the plug is captively arranged, and which is fixed nonrotatably in the housing (1) by means of a bayonet closure and a locking tab (17) arranged in the housing (1) and can be detached only by means of a tool.
Lutterbeck Burkhard
Mornhinweg Markus
Weber Andreas
Werner Thomas
Endress + Hauser Gmbh + Co.
Smart & Biggar
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